Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast from parts of the central High Plains into the Upper Midwest, and across parts of the Northeast. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Current conditions at

STONYFORD (SYWC1)

Lat: 39.35523°NLon: 122.65831°WElev: 1540.0ft.

NA

71°F

22°C

Humidity 46%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 30 Jun 09:26 PM PDT
Extended Forecast for

19 Miles NNE Clearlake CA

  • Tonight

    Tonight: Clear, with a low around 61. West southwest wind 7 to 10 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.

    Low: 61 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. North wind 7 to 10 mph becoming east southeast in the afternoon. Winds could gust as high as 18 mph.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. South southeast wind 5 to 9 mph becoming northwest after midnight. Winds could gust as high as 18 mph.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84. North northwest wind 6 to 9 mph becoming east southeast in the afternoon.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. South southeast wind 5 to 9 mph becoming northwest after midnight.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 64.

    Low: 64 °F

    Clear

  • Independence Day

    Independence Day: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 61. West southwest wind 7 to 10 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 85. North wind 7 to 10 mph becoming east southeast in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 59. South southeast wind 5 to 9 mph becoming northwest after midnight. Winds could gust as high as 18 mph.
Thursday
Sunny, with a high near 84. North northwest wind 6 to 9 mph becoming east southeast in the afternoon.
Thursday Night
Mostly clear, with a low around 60. South southeast wind 5 to 9 mph becoming northwest after midnight.
Friday
Sunny, with a high near 87.
Friday Night
Clear, with a low around 64.
Independence Day
Sunny, with a high near 92.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 63.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles NNE Clearlake CA
 39.21°N 122.5°W (Elev. 1801 ft)
2:00 pm PDT Jun 30, 2026
10pm PDT Jun 30, 2026-6pm PDT Jul 7, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database